$ git clone -n https://src.fedoraproject.org/rpms/yanone-kaffeesatz-fonts.git /var/lib/mock/f45-build-39211-732/root/chroot_tmpdir/scmroot/yanone-kaffeesatz-fonts
Cloning into '/var/lib/mock/f45-build-39211-732/root/chroot_tmpdir/scmroot/yanone-kaffeesatz-fonts'...
$ git fetch origin 7c51719044b4e1a4121c262df6d4d357b7bae707:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/yanone-kaffeesatz-fonts
 * [new ref]         7c51719044b4e1a4121c262df6d4d357b7bae707 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7c51719 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild